Postiz

Postiz, developed by Gitroom, is an open-source social media scheduling platform that automates content planning, creation, and distribution across more than 30 networks, including Instagram, TikTok, LinkedIn, X, and Discord, reviewed through a visual calendar. It offers AI-powered content generation for text, images, and short videos, built-in design and image generation tools, comprehensive cross-channel analytics, and a public API with webhook support for automation. Postiz includes auto-repeat functionality for evergreen content and integrates with n8n, Make.com, and Zapier, and is designed to work alongside AI agents like Claude and ChatGPT. Being open source, it can be self-hosted for free; hosted subscription tiers include Standard at $29/month (5 channels), Team at $39/month (10 channels, unlimited posts), Pro at $49/month (30 channels), and Ultimate at $99/month (100 channels), with a free 7-day trial and roughly 20% savings on annual billing.